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Robert W. Baker
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Westerville, OH, US
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Patents Grants
last 30 patents
Information
Patent Grant
Switching assembly
Patent number
7,072,182
Issue date
Jul 4, 2006
Liebert Corporation
Gary A. Reichle
H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information
Patent Grant
Apparatus and method for rapid fault detection and transfer in a ut...
Patent number
6,768,223
Issue date
Jul 27, 2004
Liebert Corporation
Jeffrey M. Powell
H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information
Patent Grant
Protective circuit for electrical heating element
Patent number
6,730,884
Issue date
May 4, 2004
Liebert Corporation
Robert W. Baker
H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information
Patent Grant
Uninterruptible power supply apparatus and power path transfer method
Patent number
4,782,241
Issue date
Nov 1, 1988
Liebert Corporation
Robert W. Baker
H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information
Patent Grant
Controller for providing PWM drive to an A.C. motor
Patent number
4,575,668
Issue date
Mar 11, 1986
Liebert Corporation
Robert W. Baker
H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Patents Applications
last 30 patents
Information
Patent Application
SWITCHING ASSEMBLY
Publication number
20040256916
Publication date
Dec 23, 2004
LIEBERT CORPORATION
Gary A. Reichle
Y10 - TECHNICAL SUBJECTS COVERED BY FORMER USPC
Information
Patent Application
Protective circuit for electrical heating element
Publication number
20030121903
Publication date
Jul 3, 2003
Robert W. Baker
H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information
Patent Application
Apparatus and method for rapid fault detection and transfer in a ut...
Publication number
20020011752
Publication date
Jan 31, 2002
Jeffrey M. Powell
Y10 - TECHNICAL SUBJECTS COVERED BY FORMER USPC